What produces urea?

A) the liver

B) the kidney

C) the stomach

D) the small intestine

Reese senses information from her hand, processes it, and determines she needs to move her hand out of the way. Which is the path of information through the nervous system? CNS → PNS → PNS PNS → CNS → PNS CNS → PNS → CNS PNS → CNS → CNS

Why is it important to prevent thermometer from resting no the bottom of the test tube?

Darlene places a small cube of wood into beaker filled with water. The wood floats on top of the water. which of these best explains why block floats? a) most objects will float on water. B) the wood block has mass than the water.

Which statement about cancer is true? A) Cancer starts when cells stop growing and dividing. B) Growth factors control when and how fast cells die. C) Mutations in certain genes cause tumors.

What is brain damage resulting from a problem during birth that impacts many different control functions called?

Carla is using a fertilizer that contains nitric acid. How is nitric acid classified?

Over Hydration/low sodium levels are a problem with which system?

Which option associates a type of animal cell with the genetic condition of another kind of animal cell?

Who Viewed moving objects from pond water under his microscope and named them "animalcules

Which of the following cycles tracks the movement of water in the hydrosphere?